JP5691424B2 - ドリル - Google Patents
ドリル Download PDFInfo
- Publication number
- JP5691424B2 JP5691424B2 JP2010256431A JP2010256431A JP5691424B2 JP 5691424 B2 JP5691424 B2 JP 5691424B2 JP 2010256431 A JP2010256431 A JP 2010256431A JP 2010256431 A JP2010256431 A JP 2010256431A JP 5691424 B2 JP5691424 B2 JP 5691424B2
- Authority
- JP
- Japan
- Prior art keywords
- flank
- drill
- ridge line
- holes
- forming
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B51/00—Tools for drilling machines
- B23B51/02—Twist drills
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2222/00—Materials of tools or workpieces composed of metals, alloys or metal matrices
- B23B2222/04—Aluminium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2226/00—Materials of tools or workpieces not comprising a metal
- B23B2226/27—Composites
- B23B2226/275—Carbon fibre reinforced carbon composites
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2251/00—Details of tools for drilling machines
- B23B2251/04—Angles, e.g. cutting angles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2251/00—Details of tools for drilling machines
- B23B2251/14—Configuration of the cutting part, i.e. the main cutting edges
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T408/00—Cutting by use of rotating axially moving tool
- Y10T408/89—Tool or Tool with support
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T408/00—Cutting by use of rotating axially moving tool
- Y10T408/89—Tool or Tool with support
- Y10T408/909—Having peripherally spaced cutting edges
- Y10T408/9095—Having peripherally spaced cutting edges with axially extending relief channel
- Y10T408/9097—Spiral channel
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Drilling Tools (AREA)
Description
・切削速度:120mm/min
・ドリルの送り量:0.38mm/rev
・ドリルの送り速度:2128mm/min
・ドリル回転数:5600min−1
・被削材:CFRP(炭素繊維強化プラスチック)
・切削油:なし(エアブロー0.5MPa)
3 チゼルエッジ
4 切れ刃
7 ランド部
10、20 第1逃げ面
11、21 第2逃げ面
12、22 第3逃げ面
13、23 第4逃げ面
100 稜線
101 稜線
102 稜線
103 稜線
104 谷線
105 第2逃げ面の最外周を形成する稜線
106 第3逃げ面の最外周を形成する稜線
d 第4逃げ面の幅
Claims (2)
- 切れ刃を形成する稜線を有する第1逃げ面と、前記第1逃げ面に連続して形成されてランド部を形成する稜線を有する第2逃げ面と、前記第1逃げ面に連続して形成されてチゼルエッジを形成する稜線を有する第3逃げ面と、を有するドリルであって、前記第1逃げ面および第3逃げ面の各逃げ面を形成する稜線ならびに前記第2逃げ面を形成する谷線によって囲まれた第4逃げ面を有し、前記第1逃げ面が前記第4逃げ面と共有する稜線を介して接触していることを特徴とするドリル。
- 前記第2逃げ面と前記第3逃げ面との段差幅である前記第4逃げ面の幅が前記ドリルの外周方向に近づくにつれて狭くなり、前記第2逃げ面の最外周を形成する稜線が前記第3逃げ面の最外周を形成する稜線と段差なく連続的につながっていることを特徴とする請求項1に記載のドリル。
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2010256431A JP5691424B2 (ja) | 2010-11-17 | 2010-11-17 | ドリル |
| US13/297,404 US8851808B2 (en) | 2010-11-17 | 2011-11-16 | Drill having multiple flanks |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2010256431A JP5691424B2 (ja) | 2010-11-17 | 2010-11-17 | ドリル |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2012106307A JP2012106307A (ja) | 2012-06-07 |
| JP5691424B2 true JP5691424B2 (ja) | 2015-04-01 |
Family
ID=46047889
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2010256431A Active JP5691424B2 (ja) | 2010-11-17 | 2010-11-17 | ドリル |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US8851808B2 (ja) |
| JP (1) | JP5691424B2 (ja) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102012112781A1 (de) * | 2012-12-20 | 2014-06-26 | Walter Ag | Spiralbohrer |
| US10150168B2 (en) | 2015-03-23 | 2018-12-11 | Honda Motor Co., Ltd. | Drill |
| US11679442B2 (en) | 2018-06-22 | 2023-06-20 | Maestro Logistics, Llc | Drill bit and method for making a drill bit |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2193186A (en) * | 1938-06-06 | 1940-03-12 | Herbert G Hard | Twist drill |
| US4620822A (en) * | 1982-03-17 | 1986-11-04 | General Electric Company | Flat bottom hole drill |
| US4605347A (en) * | 1982-12-27 | 1986-08-12 | Lockheed Missiles & Space Company, Inc. | High speed drill reamer |
| US5011342A (en) * | 1988-03-14 | 1991-04-30 | 501 Greenfield Industries, Inc. | Twist drill |
| FR2829715B1 (fr) * | 2001-09-19 | 2004-01-02 | Dassault Aviat | Foret de precision |
| KR20030084082A (ko) * | 2002-04-24 | 2003-11-01 | 고성림 | 버형성을 최소화하기 위한 스텝 드릴 |
| JP4120319B2 (ja) * | 2002-08-28 | 2008-07-16 | 日産自動車株式会社 | ツイストドリル |
| US6652203B1 (en) * | 2002-08-30 | 2003-11-25 | Credo Technology Corporation | Precision drill bits |
| EP1512476B1 (en) * | 2003-09-08 | 2013-10-09 | Black & Decker Inc. | Self-centering drill bit with pilot tip |
| US7520703B2 (en) * | 2004-09-07 | 2009-04-21 | Black & Decker Inc. | Twist drill with a pilot tip |
| SE531188C2 (sv) * | 2007-05-29 | 2009-01-13 | Sandvik Intellectual Property | Borrkropp för spånavskiljande bearbetning |
| FR2919212B1 (fr) * | 2007-07-26 | 2009-12-25 | Snecma | Foret ceramique pour percage grande vitesse de materiaux composites. |
-
2010
- 2010-11-17 JP JP2010256431A patent/JP5691424B2/ja active Active
-
2011
- 2011-11-16 US US13/297,404 patent/US8851808B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| US8851808B2 (en) | 2014-10-07 |
| JP2012106307A (ja) | 2012-06-07 |
| US20120121350A1 (en) | 2012-05-17 |
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